System storage unit



FIG. 1 is a front, left perspective view of the system storage unit;

FIG. 2 is a front view of the system storage unit;

FIG. 3 is a left side view of the system storage unit;

FIG. 4 is a right side view of the system storage unit; and,

FIG. 5 is a top view of the system storage unit.

The bottom view of the system storage unit is identical to FIG. 5.

The back view of the system storage unit is unornamented. 

The ornamental design of a system storage unit, as shown and described. 